Malignant brain tumors are deadly because such tumors
a. can increase the flow of cerebrospinal fluid, thus causing hydrocephalus.
b. release glutamate.
c. give off cells that travel to other body areas and result in new tumors.
d. release glycine, which kills nearby cells.
e. can only be confirmed at autopsy.
Answer: c. give off cells that travel to other body areas and result in new tumors.
You might also like to view...
To equalize the intelligence of members of the experimental and control group in an experiment, you could use
a. extraneous control. b. random assignment. c. independent control. d. subject replication.
A woman is keeping her New Year's resolution. Every morning she makes a list of what she is going to do that day. Then, she performs the tasks in order of their appeal to her, doing the least appealing thing first and the most appealing thing last
The woman is applying a. successive approximations. b. a schedule of reinforcement. c. response deprivation theory. d. a biological constraint.
The lobe of the cerebral cortex that receives and coordinates messages from the other three lobes of the cortex is the ______ lobe
a. occipital b. temporal c. parietal d. frontal
Which of the following sensory abilities usually improved during middle adulthood?
a. vision for objects in the distance b. vision for objects in the near field of vision c. hearing for high-frequency sounds d. taste sensitivity